As modern technologies, such as credit cards, social networking, and online user accounts, become part of the consumer lifestyle, information about an individualAs purchasing habits, associations, or other information has become increasingly less private. As a result, the details of consumersA lives can now be accessed and shared among third party entities whose motivations lie beyond the grasp, and even understanding, of the original owners. Anonymous Security Systems and Applications: Requirements and Solutions outlines the benefits and drawbacks of anonymous security technologies designed to obscure the identities of users. These technologies may help solve various privacy issues and encourage more people to make full use of information and communication technologies, and may help to establish more secure, convenient, efficient, and environmentally-friendly societies.Many defects and weaknesses of anonymous credit card systems (including
anonymous record agreement protocol) and ... of Fukui, Japan Section 1
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Acknowledgement.